Transaction not yet indexed

2C15mUjzTmK6EYdAeLcfhFMuxfmzdmkS98Q37FGZrerpCpnAW66nPhxyqSCgQCyLF6kbMqQbrFeSPtQVom9uZAVp

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.